Online Tax System Inquiry


Click here to access our online Tax Bill Information.


  • To improve our tax processing Grundy County is utilizing Fike and Fike Tax Processing Software.
  • Fike and Fike Tax Processing Software provides Online Tax Inquiry.
  • The County Clerk’s Office, (815) 941-3227, can answer inquiries about the various tax rates and levies.
  • The Supervisor of Assessments Office, (815) 941-3269, can offer assistance relating to assessments, property descriptions, exemptions and reporting mailing address changes.
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